A highly infectious strain of avian influenza, or "bird flu," has led to a steep incline in egg prices around the country.

have allowed low welfare bird breeding facilities to become firmly established. Industrialized operations often house hundreds of birds in rows of barren cages, depriving these social and intelligent ...

as it moves from its breeding to wintering grounds and back. Adriano Gambarini Bare-throated bellbirds, a species critically threatened by habitat loss and the cage-bird trade, were tagged in ...